clang-uml/docs/test_cases/t20009.md

t20009 - Smart pointer dereference call expression test case

Config

compilation_database_dir: ..
output_directory: puml
diagrams:
  t20009_sequence:
    type: sequence
    glob:
      - ../../tests/t20009/t20009.cc
    include:
      namespaces:
        - clanguml::t20009
    using_namespace:
      - clanguml::t20009
    start_from:
      - function: "clanguml::t20009::tmain()"

Source code

File t20009.cc

#include <memory>
#include <string>

namespace clanguml {
namespace t20009 {
template <typename T> struct A {
    void a(T arg) { }
};

template <typename T> struct B {
    void b(T arg) { a->a(arg); }

    std::unique_ptr<A<T>> a;
};

using BFloatPtr = std::shared_ptr<B<float>>;

void tmain()
{
    std::shared_ptr<B<std::string>> bstring;
    auto bint = std::make_unique<B<int>>();
    BFloatPtr bfloat;

    bstring->b("b");
    bint.get()->b(42);
    bfloat->b(1.0);
}
}
}

Generated UML diagrams

Generated JSON models

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    "llvm_version": "Ubuntu clang version 15.0.6",
    "schema_version": 1
  },
  "name": "t20009_sequence",
  "participants": [
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        "file": "../../tests/t20009/t20009.cc",
        "line": 18
      },
      "type": "function"
    },
    {
      "id": "450813573860627679",
      "name": "clanguml::t20009::B<std::string>",
      "source_location": {
        "file": "../../tests/t20009/t20009.cc",
        "line": 10
      },
      "type": "class"
    },
    {
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      "name": "clanguml::t20009::A<std::string>",
      "source_location": {
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        "line": 6
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      "type": "class"
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    {
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    {
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        "line": 6
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    {
      "id": "1461902328659683203",
      "name": "clanguml::t20009::B<float>",
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        "line": 10
      },
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    },
    {
      "id": "1243520246309441967",
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      "source_location": {
        "file": "../../tests/t20009/t20009.cc",
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          "name": "b(std::string)",
          "return_type": "void",
          "scope": "normal",
          "source_location": {
            "file": "../../tests/t20009/t20009.cc",
            "line": 24
          },
          "to": {
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            "activity_name": "clanguml::t20009::B<std::string>::b(std::string)",
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            "line": 11
          },
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          "return_type": "void",
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            "line": 25
          },
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          "name": "a(int)",
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          "source_location": {
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}